DiagonalMsg.h

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/**********************************************************************
** Messaging Object Oriented Simulation Environment.
**           Copyright (C) 2003-2010 Upinder S. Bhalla. and NCBS
** It is made available under the terms of the
** GNU Lesser General Public License version 2.1
** See the file COPYING.LIB for the full notice.
**********************************************************************/

#ifndef _DIAGONAL_MSG_H
#define _DIAGONAL_MSG_H

class DiagonalMsg: public Msg
{
    friend unsigned int Msg::initMsgManagers(); // for initializing Id.
    public:
        DiagonalMsg( Element* e1, Element* e2, unsigned int msgIndex );
        ~DiagonalMsg();

        Eref firstTgt( const Eref& src ) const;

        void sources( vector< vector< Eref > >& v ) const;
        void targets( vector< vector< Eref > >& v ) const;

        Id managerId() const;

        ObjId findOtherEnd( ObjId end ) const;

        Msg* copy( Id origSrc, Id newSrc, Id newTgt,
            FuncId fid, unsigned int b, unsigned int n ) const;

        void setStride( int stride );

        int getStride() const;

        static unsigned int numMsg();
        static char* lookupMsg( unsigned int index );

        static const Cinfo* initCinfo();
    private:
        int stride_; // Increment between targets.
        static Id managerId_;
        static vector< DiagonalMsg* > msg_;
};

#endif // _DIAGONAL_MSG_H